parser.c

Linux的蓝牙操作工具。配合bluez-lib使用

    break;

  case 21:
#line 129 "parser.y"
    {
  				strncpy((char *) hcid.pin_code, (yyvsp[(2) - (2)].str), 16);
				hcid.pin_len = strlen((yyvsp[(2) - (2)].str));
				if (hcid.pin_len > 16)
					hcid.pin_len = 16;
			}
    break;

  case 22:
#line 137 "parser.y"
    {
				cfg_error("Unknown option '%s'", (yyvsp[(1) - (1)].str));
			}
    break;

  case 23:
#line 143 "parser.y"
    {
			int opt = find_keyword(sec_param, (yyvsp[(1) - (1)].str));
			if (opt < 0) {
				cfg_error("Unknown security mode '%s'", (yyvsp[(1) - (1)].str));
				(yyval.num) = 0;
			} else
				(yyval.num) = opt;
		}
    break;

  case 24:
#line 152 "parser.y"
    {
			(yyval.num) = HCID_SEC_NONE;
		}
    break;

  case 25:
#line 158 "parser.y"
    {
			int opt = find_keyword(pair_param, (yyvsp[(1) - (1)].str));
			if (opt < 0) {
				cfg_error("Unknown pairing mode '%s'", (yyvsp[(1) - (1)].str));
				(yyval.num) = 0;
			} else
				(yyval.num) = opt;
		}
    break;

  case 26:
#line 169 "parser.y"
    {
			int opt = find_keyword(off_param, (yyvsp[(1) - (1)].str));
			if (opt < 0) {
				cfg_error("Unknown off mode '%s'", (yyvsp[(1) - (1)].str));
				(yyval.num) = 0;
			} else
				(yyval.num) = opt;
		}
    break;

  case 27:
#line 180 "parser.y"
    {
		}
    break;

  case 33:
#line 187 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_PTYPE);
				parser_device->pkt_type = (yyvsp[(2) - (2)].num);
			}
    break;

  case 34:
#line 192 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_LM);
				parser_device->link_mode = (yyvsp[(2) - (2)].num);
			}
    break;

  case 35:
#line 197 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_LP);
				parser_device->link_policy = (yyvsp[(2) - (2)].num);
			}
    break;

  case 36:
#line 202 "parser.y"
    {
				if (parser_device->name)
					g_free(parser_device->name);
				parser_device->flags |= (1 << HCID_SET_NAME);
				parser_device->name = g_strdup((yyvsp[(2) - (2)].str));
			}
    break;

  case 37:
#line 209 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_CLASS);
				parser_device->class = (yyvsp[(2) - (2)].num);
			}
    break;

  case 38:
#line 214 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_VOICE);
				parser_device->voice = (yyvsp[(2) - (2)].num);
			}
    break;

  case 39:
#line 219 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_PAGETO);
				parser_device->pageto = (yyvsp[(2) - (2)].num);
			}
    break;

  case 40:
#line 224 "parser.y"
    {
				parser_device->flags |= (1 << HCID_SET_DISCOVTO);
				parser_device->discovto = (yyvsp[(2) - (2)].num);
			}
    break;

  case 41:
#line 229 "parser.y"
    {
				if ((yyvsp[(2) - (2)].num))
					parser_device->scan |=  SCAN_INQUIRY;
				else
					parser_device->scan &= ~SCAN_INQUIRY;
			}
    break;

  case 42:
#line 236 "parser.y"
    {
				if ((yyvsp[(2) - (2)].num))
					parser_device->scan |=  SCAN_PAGE;
				else
					parser_device->scan &= ~SCAN_PAGE;
			}
    break;

  case 43:
#line 243 "parser.y"
    {
				cfg_error("Unknown option '%s'",(yyvsp[(1) - (1)].str));
				YYABORT;
			}
    break;

  case 44:
#line 250 "parser.y"
    {
			(yyval.str) = (yyvsp[(1) - (1)].str);
		}
    break;

  case 45:
#line 254 "parser.y"
    {
			(yyval.str) = (yyvsp[(1) - (1)].str);
		}
    break;

  case 46:
#line 260 "parser.y"
    {
			(yyval.str) = (yyvsp[(1) - (1)].str);
		}
    break;

  case 47:
#line 266 "parser.y"
    {
			(yyval.str) = (yyvsp[(1) - (1)].str);
		}
    break;

  case 48:
#line 272 "parser.y"
    {
			unsigned int opt;
			if (!hci_strtoptype((yyvsp[(1) - (1)].str), &opt))
				cfg_error("Unknown packet type '%s'", (yyvsp[(1) - (1)].str));
			(yyval.num) = opt;
		}
    break;

  case 49:
#line 279 "parser.y"
    {
			unsigned int opt;
			if (!hci_strtoptype((yyvsp[(1) - (1)].str), &opt))
				cfg_error("Unknown packet type '%s'", (yyvsp[(1) - (1)].str));
			(yyval.num) = opt;
		}
    break;

  case 50:
#line 288 "parser.y"
    {
			unsigned int opt;
			if (!hci_strtolm((yyvsp[(1) - (1)].str), &opt))
				cfg_error("Unknown link mode '%s'", (yyvsp[(1) - (1)].str));
			(yyval.num) = opt;
		}
    break;

  case 51:
#line 295 "parser.y"
    {
			unsigned int opt;
			if (!hci_strtolm((yyvsp[(1) - (1)].str), &opt))
				cfg_error("Unknown link mode '%s'", (yyvsp[(1) - (1)].str));
			(yyval.num) = opt;
		}
    break;

  case 52:
#line 304 "parser.y"
    {
			unsigned int opt;
			if (!hci_strtolp((yyvsp[(1) - (1)].str), &opt))
				cfg_error("Unknown link policy '%s'", (yyvsp[(1) - (1)].str));
			(yyval.num) = opt;
		}
    break;

  case 53:
#line 311 "parser.y"
    {
			unsigned int opt;
			if (!hci_strtolp((yyvsp[(1) - (1)].str), &opt))
				cfg_error("Unknown link policy '%s'", (yyvsp[(1) - (1)].str));
			(yyval.num) = opt;
		}
    break;

  case 54:
#line 319 "parser.y"
    { (yyval.num) = 1; }
    break;

  case 55:
#line 319 "parser.y"
    { (yyval.num) = 0; }
    break;


/* Line 1267 of yacc.c.  */
#line 1830 "parser.c"
      default: break;
    }
  YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);

  YYPOPSTACK (yylen);
  yylen = 0;
  YY_STACK_PRINT (yyss, yyssp);

  *++yyvsp = yyval;


  /* Now `shift' the result of the reduction.  Determine what state
     that goes to, based on the state we popped back to and the rule
     number reduced by.  */

  yyn = yyr1[yyn];

  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
    yystate = yytable[yystate];
  else
    yystate = yydefgoto[yyn - YYNTOKENS];

  goto yynewstate;


/*------------------------------------.
| yyerrlab -- here on detecting error |
`------------------------------------*/
yyerrlab:
  /* If not already recovering from an error, report this error.  */
  if (!yyerrstatus)
    {
      ++yynerrs;
#if ! YYERROR_VERBOSE
      yyerror (YY_("syntax error"));
#else
      {
	YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
	if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
	  {
	    YYSIZE_T yyalloc = 2 * yysize;
	    if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
	      yyalloc = YYSTACK_ALLOC_MAXIMUM;
	    if (yymsg != yymsgbuf)
	      YYSTACK_FREE (yymsg);
	    yymsg = (char *) YYSTACK_ALLOC (yyalloc);
	    if (yymsg)
	      yymsg_alloc = yyalloc;
	    else
	      {
		yymsg = yymsgbuf;
		yymsg_alloc = sizeof yymsgbuf;
	      }
	  }

	if (0 < yysize && yysize <= yymsg_alloc)
	  {
	    (void) yysyntax_error (yymsg, yystate, yychar);
	    yyerror (yymsg);
	  }
	else
	  {
	    yyerror (YY_("syntax error"));
	    if (yysize != 0)
	      goto yyexhaustedlab;
	  }
      }
#endif
    }



  if (yyerrstatus == 3)
    {
      /* If just tried and failed to reuse look-ahead token after an
	 error, discard it.  */

      if (yychar <= YYEOF)
	{
	  /* Return failure if at end of input.  */
	  if (yychar == YYEOF)
	    YYABORT;
	}
      else
	{
	  yydestruct ("Error: discarding",
		      yytoken, &yylval);
	  yychar = YYEMPTY;
	}
    }

  /* Else will try to reuse look-ahead token after shifting the error
     token.  */
  goto yyerrlab1;


/*---------------------------------------------------.
| yyerrorlab -- error raised explicitly by YYERROR.  |
`---------------------------------------------------*/
yyerrorlab:

  /* Pacify compilers like GCC when the user code never invokes
     YYERROR and the label yyerrorlab therefore never appears in user
     code.  */
  if (/*CONSTCOND*/ 0)
     goto yyerrorlab;

  /* Do not reclaim the symbols of the rule which action triggered
     this YYERROR.  */
  YYPOPSTACK (yylen);
  yylen = 0;
  YY_STACK_PRINT (yyss, yyssp);
  yystate = *yyssp;
  goto yyerrlab1;


/*-------------------------------------------------------------.
| yyerrlab1 -- common code for both syntax error and YYERROR.  |
`-------------------------------------------------------------*/
yyerrlab1:
  yyerrstatus = 3;	/* Each real token shifted decrements this.  */

  for (;;)
    {
      yyn = yypact[yystate];
      if (yyn != YYPACT_NINF)
	{
	  yyn += YYTERROR;
	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
	    {
	      yyn = yytable[yyn];
	      if (0 < yyn)
		break;
	    }
	}

      /* Pop the current state because it cannot handle the error token.  */
      if (yyssp == yyss)
	YYABORT;


      yydestruct ("Error: popping",
		  yystos[yystate], yyvsp);
      YYPOPSTACK (1);
      yystate = *yyssp;
      YY_STACK_PRINT (yyss, yyssp);
    }

  if (yyn == YYFINAL)
    YYACCEPT;

  *++yyvsp = yylval;


  /* Shift the error token.  */
  YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);

  yystate = yyn;
  goto yynewstate;


/*-------------------------------------.
| yyacceptlab -- YYACCEPT comes here.  |
`-------------------------------------*/
yyacceptlab:
  yyresult = 0;
  goto yyreturn;

/*-----------------------------------.
| yyabortlab -- YYABORT comes here.  |
`-----------------------------------*/
yyabortlab:
  yyresult = 1;
  goto yyreturn;

#ifndef yyoverflow
/*-------------------------------------------------.
| yyexhaustedlab -- memory exhaustion comes here.  |
`-------------------------------------------------*/
yyexhaustedlab:
  yyerror (YY_("memory exhausted"));
  yyresult = 2;
  /* Fall through.  */
#endif

yyreturn:
  if (yychar != YYEOF && yychar != YYEMPTY)
     yydestruct ("Cleanup: discarding lookahead",
		 yytoken, &yylval);
  /* Do not reclaim the symbols of the rule which action triggered
     this YYABORT or YYACCEPT.  */
  YYPOPSTACK (yylen);
  YY_STACK_PRINT (yyss, yyssp);
  while (yyssp != yyss)
    {
      yydestruct ("Cleanup: popping",
		  yystos[*yyssp], yyvsp);
      YYPOPSTACK (1);
    }
#ifndef yyoverflow
  if (yyss != yyssa)
    YYSTACK_FREE (yyss);
#endif
#if YYERROR_VERBOSE
  if (yymsg != yymsgbuf)
    YYSTACK_FREE (yymsg);
#endif
  /* Make sure YYID is used.  */
  return YYID (yyresult);
}


#line 321 "parser.y"


int yyerror(char *s) 
{
	error("%s line %d", s, lineno);
	return 0;
}

int cfg_error(const char *fmt, ...)
{
	char buf[255];
	va_list ap;

	va_start(ap, fmt);
	vsnprintf(buf,sizeof(buf),fmt,ap);
	va_end(ap);

	yyerror(buf);
	return 0;
}

/* 
 * Read config file. 
 */ 
int read_config(char *file) 
{
	extern FILE *yyin;

	if (!(yyin = fopen(file, "r"))) {
		error("Can't open config file %s", file);
		return -1;
	}

	lineno = 1;
	yyparse();

	fclose(yyin);

	return 0;
}